SPHEROSIL
USPTO (United States) · Serial 73261025
- Status
- cancelled
- Status updated
- 8 June 2015
- Filing date
- 6 May 1980
- Registration date
- 13 July 1982
- Nice classification
- 1
- Owner
- Rhone-Poulenc Industries
- Owner country
- FR
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73261025) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.